Heavy snow, ice and brutal cold are expected to make this winter storm a potentially life-threatening weather event, stretching across two-thirds of the U.S.

A Winter Weather Advisory is in effect for portions of northern and West Michigan through Tuesday evening as a Clipper system brings accumulating snow, gusty winds and dangerous wind chills across the state.

Deep snow — over a foot extending in a 1,300-mile swath from Arkansas to New England — halted traffic, canceled flights and triggered wide school cancellations Monday. Up to two feet were forecast in some of the harder-hit places.

That also means snowfall for some. Lake Erie is over 90% covered, but there's still a LOT of open water. That means lake effect snow is still possible. Want the latest Power of 5 weather team updates wherever you go? Download the News 5 App free now: Apple | Android

Dangerously cold temperatures returned to the Chicago weather forecast Monday, a day after a winter storm dumped snow totaling over six inches on much of the area.

Highs in the 20s and single-digit lows dominate.

Philadelphia is bracing for a significant snow storm that could bring bitterly cold temperatures and measurable snowfall accumulations to our area this weekend.

Dangerously cold temperatures have moved into Colorado and most people in the state should be ready for more accumulating snowfall.